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Mytilidae Hinge
Mytilidae are a family of small to large marine and brackish-water bivalve molluscs in the order Mytilida. One of the genera, '' Limnoperna'', even inhabits freshwater environments. The order has only this one family which contains some 52 genera.Bouchet, P. (2014Mytilidae Rafinesque, 1815 World Register of Marine Species Species in the family Mytilidae are found worldwide, but they are more abundant in colder seas, where they often form uninterrupted beds on rocky shores in the intertidal zone and the shallow subtidal. The subfamily Bathymodiolinae is found in deep-sea habitats. Mytilids include the well-known edible sea mussels. A common feature of the shells of mussels is an asymmetrical shell which has a thick, adherent periostracum. The animals attach themselves to a solid substrate using a byssus. A 2020 study of the phylogeny of Mytilidae recovered two main clades derived from an epifaunal ancestor, with subsequent lineages shifting to other lifestyles, and correlati ...
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Bivalve Shell
A bivalve shell is part of the body, the exoskeleton or shell, of a bivalve mollusk. In life, the shell of this class of mollusks is composed of two hinged parts or ''valves''. Bivalves are very common in essentially all aquatic locales, including saltwater, brackish water, and freshwater. The shells of bivalves commonly wash up on beaches (often as separate valves) and along the edges of lakes, rivers, and streams. Bivalves by definition possess two shells or ''valves'', a "right valve" and a "left valve", that are joined by a ligament. The two valves usually articulate with one another using structures known as "teeth" which are situated along the hinge line. In many bivalve shells, the two valves are symmetrical along the hinge line—when truly symmetrical, such an animal is said to be ''equivalved''; if the valves vary from each other in size or shape, ''inequivalved''. If symmetrical front-to-back, the valves are said to be ''equilateral'', and are otherwise considered ''in ...
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Clade
A clade (), also known as a monophyletic group or natural group, is a group of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. Rather than the English term, the equivalent Latin term ''cladus'' (plural ''cladi'') is often used in taxonomical literature. The common ancestor may be an individual, a population, or a species (extinct or extant). Clades are nested, one in another, as each branch in turn splits into smaller branches. These splits reflect evolutionary history as populations diverged and evolved independently. Clades are termed monophyletic (Greek: "one clan") groups. Over the last few decades, the cladistic approach has revolutionized biological classification and revealed surprising evolutionary relationships among organisms. Increasingly, taxonomists try to avoid naming taxa that are not clades; that is, taxa that are not monophyletic. Some of the relationships between organisms ...
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Musculista
''Arcuatula'' is a genus of mussels from the family Mytilidae. Species The following species are currently recognised under the genus ''Arcuatula'': * '' Arcuatula arcuatula'' (Hanley, 1843) * '' Arcuatula capensis'' (Krauss, 1848) * '' Arcuatula elegans'' (Gray, 1828) * '' Arcuatula glaberrima'' (Dunker, 1857) * '' Arcuatula japonica'' (Dunker, 1857) * '' Arcuatula leucosticte'' (Martens, 1897) * '' Arcuatula papyria'' (Conrad, 1846) * '' Arcuatula perfragilis'' (Dunker, 1857) * ''Arcuatula senhousia : ''For the Asian green mussel, see Perna viridis.'' ''Arcuatula senhousia'', commonly known as the Asian date mussel, Asian mussel or bag mussel, is a small saltwater mussel, a Marine (ocean), marine bivalve mollusk species in the family Mytilid ...'' (Benson, 1842) * '' Arcuatula tristis'' (Dunker, 1857) * '' Arcuatula variegate'' (Benson, 1856) References {{Taxonbar, from=Q18583321 Mytilidae Bivalve genera ...
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Arcuatula
''Arcuatula'' is a genus of mussels from the family Mytilidae. Species The following species are currently recognised under the genus ''Arcuatula'': * '' Arcuatula arcuatula'' (Hanley, 1843) * '' Arcuatula capensis'' (Krauss, 1848) * '' Arcuatula elegans'' (Gray, 1828) * '' Arcuatula glaberrima'' (Dunker, 1857) * '' Arcuatula japonica'' (Dunker, 1857) * '' Arcuatula leucosticte'' (Martens, 1897) * '' Arcuatula papyria'' (Conrad, 1846) * '' Arcuatula perfragilis'' (Dunker, 1857) * ''Arcuatula senhousia : ''For the Asian green mussel, see Perna viridis.'' ''Arcuatula senhousia'', commonly known as the Asian date mussel, Asian mussel or bag mussel, is a small saltwater mussel, a Marine (ocean), marine bivalve mollusk species in the family Mytilid ...'' (Benson, 1842) * '' Arcuatula tristis'' (Dunker, 1857) * '' Arcuatula variegate'' (Benson, 1856) References {{Taxonbar, from=Q18583321 Mytilidae Bivalve genera ...
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Amygdalum
''Amygdalum'' is a genus of saltwater mussels, marine bivalve mollusks in the family Mytilidae Mytilidae are a family of small to large marine and brackish-water bivalve molluscs in the order Mytilida. One of the genera, ''Limnoperna'', even inhabits freshwater environments. The order has only this one family which contains some 52 gen ..., the true mussels.Abbott, R.T. & Morris, P.A. ''A Field Guide to Shells: Atlantic and Gulf Coasts and the West Indies.'' New York: Houghton Mifflin, 1995. 18. Species Species within the genus ''Amydalum'' include: * '' Amygdalum papyrium'' (Conrad, 1846) — paper mussel References Mytilidae Bivalve genera {{Mytilidae-stub ...
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Arthur Adams (zoologist)
Arthur Adams (1820 in Gosport, Hampshire – 1878) was an English physician and naturalist. Adams was assistant surgeon Royal Navy on board HMS ''Samarang'' during the survey of the islands of the Eastern Archipelago, from 1843 to 1846. He edited the ''Zoology of the voyage of H.M.S. Samarang'' (1850). Adam White collaborated with him in the descriptions of the Crustacea from the voyage. In 1857, during the Second China War whilst serving as Surgeon on HMS ''Actaeon'', he was present at the storming of Canton and awarded the China War Medal. He retired as Staff Surgeon aboard flagship HMS ''Royal Adelaide'' at Plymouth in 1870. He was a prolific malacologist who described "hundreds of new species, most of them unillustrated and insufficiently diagnosed". He partly worked together with his brother Henry Adams (1813–1877) and together they wrote The genera of recent mollusca: arranged according to their organization' (three volumes, 1858). He also wrote ''Travels of ...
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Henry Adams (zoologist)
Henry Adams (1813–1877) was an English naturalist and conchologist. With his brother Arthur Adams, also a noted conchologist, he wrote The genera of recent Mollusca: arranged according to their organization' three volumes, 1858. His father is an architect hired by HM Customs HM Customs (His or Her Majesty's Customs) was the national Customs service of England (and then of Great Britain from 1707, the United Kingdom from 1801) until a merger with the Department of Excise in 1909. The phrase 'HM Customs', in use si .... References English malacologists English taxonomists 1813 births 1877 deaths Conchologists English zoologists 19th-century British zoologists {{UK-zoologist-stub ...
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Adula (genus)
The Rheinwaldhorn ( it, Adula) is the highest point in the Swiss canton of Ticino at 3,402 metres above sea level. It lies on the border between the cantons of Graubünden and Ticino, in the Adula massif, part of the St. Gotthard massif of the Lepontine Alps in southern Switzerland. The mountain is known under different names, ''Rheinwaldhorn'', ''Adula'' or ''Piz Valrhein''.Bergseen der italienischen Schweiz
laghettialpini.ch. Retrieved on 2010-02-09
The group of the snowy peaks lying between the two principal branches of the Rhine were known in the Middle Ages by the names ''Mons Aquila'' or ''Mons Avium''. From the Romansh form of the first comes the name ''Adula'', which is used to ...
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Adipicola
''Adipicola'' is a genus of saltwater clams, marine bivalve molluscs in the family Mytilidae, the mussels. Species The World Register of Marine Species lists the following species: * ''Adipicola apenninica'' Danise, Bertolaso & Dominici, 2016 † * '' Adipicola chikubetsuensis'' (Amano, 1984) † * '' Adipicola crypta'' (Dall, Bartsch & Rehder, 1938) * ''Adipicola dubia'' (Prashad, 1932) * ''Adipicola iwaotakii'' (Habe, 1958) * ''Adipicola leticiae'' Signorelli & Crespo, 2017 * ''Adipicola longissima'' (Thiele, 1931) * ''Adipicola osseocola'' Dell, 1987 * ''Adipicola pacifica'' (Dall, Bartsch & Rehder, 1938) * ''Adipicola pelagica'' (Forbes in Woodward, 1854) * ''Adipicola projecta'' (Verco, 1908) * ''Adipicola simpsoni'' (Marshall, 1900) is now accepted as ''Idas simpsoni'' (J. T. Marshall, 1900) According to NCBI: * '' Adipicola arcuatilis'' * '' Adipicola crypta'' * ''Adipicola iwaotakii'' * ''Adipicola longissima'' * ''Adipicola pacifica ''Adipicola'' is a genus of sal ...
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Mytilus (Falcimytilus) Jurensis
Mytilus may refer to: * Mytilus of Illyria Mytilos or Mytilus ( grc, Μύτιλος; la, Mytilus; ruled 270231 BC) was an Illyrian king who reigned in southern Illyria, around the hinterland of Dyrrhachion and Apollonia. He was the successor of Monunios, and probably his son. Mytilus ..., an ancient Illyrian king * ''Mytilus'' (bivalve), a mollusc genus {{disambig ...
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California Mussel (Mytilus Californianus) 01
The California mussel (''Mytilus californianus'') is a large edible mussel, a marine bivalve mollusk in the family Mytilidae. This species is native to the west coast of North America, occurring from northern Mexico to the Aleutian Islands of Alaska. California mussels are found clustered together, often in very large aggregations, on rocks in the upper intertidal zone on the open coast, where they are exposed to the strong action of the surf. Shell description The shell of this species is thick and is often in length, sometimes larger still. The shell is blue on the outside with a heavy brown periostracum which is usually worn off except near the growing edge of the shell. The beaks of the shell are often eroded. The shell has coarse radial ribbing and irregular growth lines on the outer surface. The inner surface of the shell is blue and faintly pearly. Like other mytilids, the animal is attached to the substrate with a very strong and elastic byssus. The shell is primaril ...
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